subgrade

the subgrade must be properly compacted to support the pavement.

we need to assess the subgrade conditions before starting construction.

the design of the subgrade is crucial for road durability.

proper drainage is essential to maintain the integrity of the subgrade.

we discovered issues with the subgrade during the inspection.

the subgrade should be tested for moisture content.

reinforcing the subgrade can improve load-bearing capacity.

different materials can be used for subgrade stabilization.

monitoring subgrade performance is important for long-term maintenance.

the contractor recommended improvements to the subgrade preparation process.